the spaces inside $ls_command. Problem reported by Loulou Pouchet in
<http://lists.gnu.org/archive/html/autoconf/2004-12/msg00074.html>.
Don't use "set - x"; plain "set x" is enough, and simplifies debugging.
Lars J. Aas larsa@sim.no
Laurent Morichetti laurentm@cup.hp.com
Leo Davis ldavis@fonix.com
+Loulou Pouchet loulou@lrde.epita.fr
Maciej Stachowiak mstachow@mit.edu
Maciej W. Rozycki macro@ds2.pg.gda.pl
Manu Rouat emmanuel.rouat@wanadoo.fr